Home / Cutters / Milling / End Mill, Ball, 4 Flute, 3/8, Niagara NOS (3 Available) End Mill, Ball, 4 Flute, 3/8, Niagara NOS (3 Available)$21.00 Category: Milling Description Description Four Flute Ball Endmill, Co- Titanium Nitride, $21.00 each Related products Endmill, 2″ Niagara Tin Coated 6 Flute , 6″ Flute Length, 9-3/4″ OAL , Resharp/Recoat, 7 Pounds, (2 Available) $50 Ea. $50.00 Read more End Mill, Brown & Sharpe #9, 1″ Diameter $20.00 Read more End Mill, 6 Flute, 1-3/4″ Diameter, Import, NOS (15 Available) $17.00 Read more End Mill, 2 Flute, 17/32″, Niagara NOS (3 Available) $21.00 Read more